<script setup lang="ts">
import { onMounted, ref } from 'vue';
import { ElMessage, type FormInstance } from 'element-plus';
import { LoginApi } from '@/apis/user';
import { useUserStore } from '@/stores/user';
import { useRouter } from 'vue-router';
import { REMEMBER_ME_KEY } from '@/constants';

//1.数据
const formData=ref({
  username:'',
  password:'',
  remember:''
})
//2.校验
const rules = {
  username: [
    { required: true, message: '请输入账号', trigger: 'blur' }
  ],
  password: [
    { required: true, message: '请输入密码', trigger: 'blur' }
  ]
}

//3.登录
const store = useUserStore();
const router=useRouter()
const  form =ref<FormInstance|undefined>()
const Login=()=>{
  form.value!.validate(async (valid)=>{
    if(valid){
      const res=await LoginApi({
        username:formData.value.username,
        password:formData.value.password
      })
     
      //确保可以登陆以后  并且账号密码正确
      if(formData.value.remember){
        localStorage.setItem(REMEMBER_ME_KEY,JSON.stringify(formData.value))
      }else{
        localStorage.removeItem(REMEMBER_ME_KEY)
      }


      ElMessage({
        message:'登录成功',
        type:'success'
      })
      //将token保存在Pinia里面(持久化)
      store.setToken(res.data.token)
    
store.setToken(res.data.token )   
      //跳转到首页
     router.push('/')
    }
  })
}

//在本地获取数据
  onMounted(()=>{
  // console.log(localStorage.getItem(REMEMBER_ME_KEY))
const jsonStr=localStorage.getItem(REMEMBER_ME_KEY)
if(jsonStr!==null){
  formData.value=JSON.parse(jsonStr)

}

})

</script>

<template>
  <div class="login_body">
    <div class="bg" />
    <div class="box">
      <div class="title">智慧园区-登录</div>
      <el-form ref="form" :model="formData" :rules="rules">
        <el-form-item label="账号" prop="username">
          <el-input v-model="formData.username" />
        </el-form-item>

        <el-form-item label="密码" prop="password">
          <el-input v-model="formData.password" type="password" />
        </el-form-item>

        <el-form-item prop="remember">
          <el-checkbox v-model="formData.remember">记住我</el-checkbox>
        </el-form-item>

        <el-form-item>
          <el-button type="primary" class="login_btn" @click="Login()">登录</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.login_body {
  display: flex;
}

.bg {
  width: 60vw;
  height: 100vh;
  background: url("@/assets/login-bg.svg") no-repeat;
  background-position: right top;
  background-size: cover;
}

.box {
  margin: 200px 10% 0;
  flex: 1;

  .title {
    padding-bottom: 76px;
    font-size: 26px;
    font-weight: 500;
    color: #1e2023;
  }

  ::v-deep() {
    .ant-form-item {
      display: flex;
      margin-bottom: 62px;
      flex-direction: column;
    }

    .ant-form-item-label label {
      font-size: 16px;
      color: #8b929d;
    }

    .ant-input,
    .ant-input-password {
      border-radius: 8px;
    }
  }
}

.login_btn {
  width: 100%;
}
</style>
